DC Power Supply for short-circuit fault detection in circuit board, Short-circuit fault detection for various mobile phones and computers, It can help the technician to judge the current interruption of the main board accurately and quickly, bring you a convenient short-circuit fault detection and repair experience. DC power supply is a very stable regulated, the output current and voltage are continuously adjustable. And it can work at full load for a long time. Low ripple and low noise, multiple protection and long life. Designed for electronic maintenance and scientific research, product development, laboratories, schools.